powerpc/pseries/mm: call H_BLOCK_REMOVE

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This hypervisor's call allows to remove up to 8 ptes with only call to
tlbie.

The virtual pages must be all within the same naturally aligned 8 pages
virtual address block and have the same page and segment size encodings.

Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

...

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Laurent Dufour 2018-08-20 16:29:36 +02:00 • committed by Michael Ellerman

parent 0effa488dc

commit ba2dd8a26b

2 changed files with 207 additions and 8 deletions

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1

arch/powerpc/include/asm/hvcall.h

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214

arch/powerpc/platforms/pseries/lpar.c

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